Contact details for Product Technical Support:

Alpine
Phone: 0345 313 1660
 
Connects2
Phone: 01384 958 502
Email: technical@connects2.com
 
JVC
Phone: 0870 330 5000
 
Kenwood
Phone: 0208 208 6296
 
Pioneer
Phone: 0208 836 3500
 
Sony
Phone: 08705 111 888 (option 2)
 
InCar Tec
email: incartectechnical@incartec.co.uk